Kendrick brought out the hometown hero to perform “No Problem.”

Kendrick Lamar brought the DAMN. tour to Chicago on Thursday night, and the rapper surprised the crowd by bringing out the city's own Chance the Rapper. The two artists performed a spirited version of Chance's "No Problem," which the audience gleefully sang along with.

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"So much love that I gotta make sure I give it back. Let's do something special," Kendrick told the audience before Chance emerged from below the stage.